Home / 124,594.39-171,924.18-70,139.68

Finding the Fourth Proportional to 124,594.39, 171,924.18 and 70,139.68

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Solution

The fourth proportional to 124,594.39, 171,924.18 and 70,139.68 is: 96,783.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,594.39 : 171,924.18 = 70,139.68 : x
  2. Step 2: Convert to fraction form
    124,594.39/171,924.18 = 70,139.68/x
  3. Step 3: Cross multiply
    124,594.39x = 171,924.18 × 70,139.68
  4. Step 4: Simplify right side
    124,594.39x = 12,058,706,969.46
  5. Step 5: Solve for x
    x = 12,058,706,969.46/124,594.39
  6. Step 6: Final answer
    x = 96,783.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.